Hydraulic press is a machine that uses hydrostatic pressure to process metal, plastic, rubber, wood, powder and other products. It is often used in pressing and forming processes, such as forging, stamping, cold extrusion, straightening, bending, flanging, sheet drawing, powder metallurgy, pressing and so on. Its principle is that there are many kinds of machines driven by liquid pressure, which are made by Pascal's law. Of course, the uses are varied according to the needs.
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